Re: to_char(interval) --- done?

Поиск
Список
Период
Сортировка
От Larry Rosenman
Тема Re: to_char(interval) --- done?
Дата
Msg-id 150050000.1048701690@lerlaptop.iadfw.net
обсуждение исходный текст
Ответ на Re: to_char(interval) --- done?  (Josh Berkus <josh@agliodbs.com>)
Список pgsql-hackers

--On Wednesday, March 26, 2003 09:53:58 -0800 Josh Berkus 
<josh@agliodbs.com> wrote:

> Larry,
>
>> > What about EXTRACT(months FROM <interval_field>)?
>> >
>> > This annoyingly wraps around if it's more than 12 months, but that was
>> > part of  my proposal ...
>> I needed like 5 years (60 months)...
>>
>> So, the wrap around is not good in this case.
>
> Easy:
> CREATE FUNCTION show_months ( interval ) returns text as '
> SELECT CAST( (( extract(years from $1) * 12 ) + extract(months from $1))
> AS  text ) || '' months'';
> ' LANGUAGE SQL IMMUTABLE STRICT;
>
> (above not checked for typos)
>
> I'd swear that you posted your question on pgsql-sql and I posted the
> above  solution some months ago.
I did post, but this solution did **NOT** get posted.  So, I kept my field 
as
INT.

BUT, thank you for this.

LER

>
> --
> -Josh Berkus
>  Aglio Database Solutions
>  San Francisco
>



-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 972-414-9812                 E-Mail: ler@lerctr.org
US Mail: 1905 Steamboat Springs Drive, Garland, TX 75044-6749



В списке pgsql-hackers по дате отправления:

Предыдущее
От: Josh Berkus
Дата:
Сообщение: Re: to_char(interval) --- done?
Следующее
От: Greg Stark
Дата:
Сообщение: Re: A bad behavior under autocommit off mode